Switch icon theme to catppuccin-papirus-folders mocha-lavender

Change qt styling to use gtk2, hopefully makes theming a bit more
consistent

home/hyprland/default.nix

@@ -47,16 +47,19 @@
       tray = "never";
     };
   };
-  gtk = {
-    enable = true;
-    iconTheme = {
-      package = pkgs.candy-icons;
-      name = "candy-icons";
-    };
-    theme = let
+  gtk = with lib.strings; let
     accent = "Lavender";
     size = "Standard";
   in {
+    enable = true;
+    iconTheme = {
+      package = pkgs.catppuccin-papirus-folders.override {
+        accent = toLower accent;
+        flavor = toLower catppuccinVariant;
+      };
+      name = "Papirus-Dark";
+    };
+    theme = {
       package = with lib.strings;
         pkgs.catppuccin-gtk.override {
           accents = [(toLower accent)];

system/desktop.nix

@@ -53,7 +53,7 @@
   gtk.iconCache.enable = true;
   qt = {
     enable = true;
-    platformTheme = "gnome";
-    style = "adwaita-dark";
+    platformTheme = "gtk2";
+    style = "gtk2";
   };
 }